Drawing Graphs Manually - Casio FX-9750G Quick Start Manual

8-5 Drawing Graphs Manually

After you select the RUN icon in the Main Menu and enter the RUN Mode, you can
draw graphs manually. First press ! 4 (Sketch) 5 (GRPH) to recall the Graph
Command Menu, and then input the graph function.
u u u u u To graph using rectangular coordinates (Y =)
You can graph functions that can be expressed in the format
1. In the set-up screen, specify the appropriate graph type for Func Type.
2. Input the rectangular coordinate (Y =) expression.
!4(Sketch)
5(GRPH)
1 (Y =) ......... Rectangular coordinate graph
r
2 (
=) .......... Polar coordinate graph
3 (Parm) ...... Parametric graph
4 (X = c) ...... X = constant graph
dx
5 (G'
) ....... For drawing integration graphs
6 (g) ........... Next menu
6(g)
1 (Y >) ......... Y >
2 (Y <) ......... Y <
3 (Y $) ......... Y >
4 (Y %) ......... Y <
6 (g) ........... Previous menu
Example To graph
Use the following View Window parameters.
Xmin
Xmax = 5
Xscale = 2
!Zc1(Y =)J
!4(Sketch)1(Cls)w
5(GRPH)1(Y =)
cvx+dv-e
f x
( ) inequality
f x
( ) inequality
f x
( ) inequality
f x
( ) inequality
y x x
= 2 2 + 3 – 4
= –5 Ymin
Ymax = 10
Yscale =
1 2 3 4 5 6
1 2 3 4
y f x
= (
= –10
5
5 6
).
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